Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 21 insertions, 0 deletions

diff --git a/js/src/tests/non262/Array/from_primitive.js b/js/src/tests/non262/Array/from_primitive.js
new file mode 100644
index 0000000000..e3f68d8bc2
--- /dev/null
+++ b/js/src/tests/non262/Array/from_primitive.js
@@ -0,0 +1,21 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/ */
+
+for (let primitive of [true, 3.14, "hello", Symbol()]) {
+    let prototype = Object.getPrototypeOf(primitive);
+
+    Object.defineProperty(prototype, Symbol.iterator, {
+        configurable: true,
+        get() {
+            "use strict";
+            assertEq(this, primitive);
+            return () => [this][Symbol.iterator]();
+        },
+    });
+    assertEq(Array.from(primitive)[0], primitive);
+
+    delete prototype[Symbol.iterator];
+}
+
+if (typeof reportCompare === 'function')
+    reportCompare(0, 0);